:root{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Arial,sans-serif;color:#191d25;background:#f3f5f7;font-synthesis:none;--accent:#f14e2b;--ink:#191d25;--muted:#656c7a;--border:#e2e5eb;--radius:8px;font-size:15px;color-scheme:light}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{border:1px solid var(--border);border-radius:var(--radius);background:#fff;color:var(--ink);min-height:44px;padding:10px 15px;display:inline-flex;align-items:center;justify-content:center;gap:7px;cursor:pointer;line-height:1.25;transition:background .13s,border-color .13s}button:hover:not(:disabled){background:#f7f8fa;border-color:#c8ced9}button:active:not(:disabled){transform:translateY(1px)}button:disabled{color:#9ca2ad;background:#edeff2;border-color:transparent;cursor:not-allowed}button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #ffbba8;outline-offset:3px}[hidden]{display:none!important}a{color:var(--accent)}button.primary{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:600}button.primary:hover:not(:disabled){background:#dc4020;border-color:#dc4020}button.primary:disabled{background:#eceef2;color:#9ca2ad;border-color:transparent}button.full{width:100%}.text-button{border:0;background:transparent;padding:4px 0;min-height:32px;color:#646c7b;font-size:13px}.text-button:hover:not(:disabled){background:transparent!important;color:var(--accent);border-color:transparent}.icon-button{padding:9px;min-width:40px}.block{display:flex}.micro{font-size:12px;line-height:1.55;color:var(--muted);margin:12px 0 0}h1,h2,h3,p,figure{margin-top:0}h1{font-size:42px;font-weight:720;letter-spacing:-1.55px;line-height:1.12;margin-bottom:10px}h2{font-size:20px;line-height:1.3;letter-spacing:-.4px}p{line-height:1.6}input,select{border:1px solid #dce1e8;border-radius:7px;background:#fff;color:var(--ink);padding:10px 11px;min-height:42px;width:100%;min-width:0}input[type=range]{padding:0;accent-color:var(--accent);border:0;min-height:20px;background:transparent}label{display:block;font-size:13px;color:#495162;line-height:1.45}label input,label select{display:block;margin-top:6px}select{appearance:auto}small{color:var(--muted);font-size:12px;line-height:1.45}.app-shell{max-width:1200px;margin:30px auto;background:#fff;border:1px solid #e5e8ec;border-radius:10px;box-shadow:0 3px 22px #242c3910;min-height:calc(100dvh - 60px)}.app-header{height:74px;display:flex;align-items:center;border-bottom:1px solid #e9ebef;padding:0 30px;gap:38px}.brand-button{padding:0;border:0;background:transparent!important;flex-shrink:0}.brand{display:flex;align-items:center;gap:10px;color:var(--accent)}.brand span{font-size:27px;color:#111720;font-weight:750;letter-spacing:-1.1px}.app-header nav{align-self:stretch;display:flex;gap:24px}.app-header nav button{border:0;border-radius:0;position:relative;padding:0 4px;color:#4d5564;font-size:15px;background:none}.app-header nav button.active{color:#111720;font-weight:650}.app-header nav button.active:after{content:"";position:absolute;bottom:9px;left:0;right:0;height:2px;background:var(--accent)}.mobile-icon{display:none}main{padding:38px 30px 28px}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.page-heading p,.lead{font-size:21px;color:#69707e;line-height:1.4;margin:0}.mode-tabs{display:flex;max-width:550px;background:#f1f2f5;border:1px solid #e1e4e9;border-radius:8px;margin-bottom:18px;overflow:hidden}.mode-tabs button{border:0;background:none;border-radius:7px;flex:1;min-height:42px}.mode-tabs button.active{background:var(--accent);color:#fff;font-weight:600}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 322px;align-items:start;gap:16px}.video-workspace{min-width:0}.video-stage{position:relative;display:flex;align-items:center;justify-content:center;width:100%;min-width:0;aspect-ratio:1.58;min-height:260px;max-height:550px;border-radius:8px;background:#23272d;overflow:hidden;color:#fff}.video-empty{text-align:center;padding:30px 12px;width:100%;display:flex;flex-direction:column;align-items:center}.video-empty>svg{color:#d8dce2;margin-bottom:18px}.video-empty h2{font-size:23px;letter-spacing:-.4px;margin-bottom:7px}.video-empty p{font-size:15px;color:#d4d8e0;margin-bottom:24px}.video-empty button{width:238px;font-size:15px}.video-empty button+button{margin-top:10px}.ghost-light{background:transparent;border-color:#a1a6b0;color:#fff}.ghost-light:hover:not(:disabled){background:#333943;border-color:#fff;color:#fff}.source-plane{position:relative;flex-shrink:0}.source-plane canvas,.source-plane video{width:100%;height:100%;display:block;object-fit:contain}.measurement-overlay{position:absolute;inset:0;width:100%;height:100%;overflow:visible}.picking .measurement-overlay{cursor:crosshair;touch-action:none}.scale-line{stroke:#ffca67;stroke-width:2}.scale-dot{fill:#ffca67;stroke:#23272d;stroke-width:2}.bar-path{fill:none;stroke:#ff6b45;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}.target-reticle{fill:none;stroke:#fff;stroke-width:1.7}.gate{cursor:ew-resize;touch-action:none}.gate-line{stroke:#ffcd79;stroke-width:2;stroke-dasharray:7 4}.gate-line.aligned{stroke:#ff6b45;stroke-dasharray:none}.gate-label-bg{fill:#fff}.gate-label{fill:#20252d;font-size:15px;font-weight:650}.canvas-hint{position:absolute;top:14px;left:50%;transform:translate(-50%);background:#151921dd;padding:9px 13px;border-radius:7px;max-width:90%;text-align:center;font-size:13px;pointer-events:none}.path-toggle{position:absolute;bottom:12px;right:12px;background:#151921d9;color:#fff;border-color:#fff5;font-size:12px;min-height:34px;padding:6px 10px}.file-strip{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:0 0 9px;font-size:13px}.file-strip>span{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;max-width:75%;color:#656d7a}.file-strip button{flex-shrink:0}.transport{padding:15px 9px 0}.timeline{display:block;width:100%;margin:0}.time-row{display:flex;justify-content:space-between;font-size:13px;font-variant-numeric:tabular-nums;color:#3f4654;margin-top:5px}.transport-buttons{display:flex;justify-content:center;gap:10px;margin-top:10px}.transport-buttons button{font-size:13px;background:linear-gradient(#fff,#f8f9fc);padding:13px 14px;min-height:48px}.transport-buttons button:disabled{background:#f5f6f9;color:#a1a5ad}.transport-buttons .play-button{width:56px}.frame-tools{margin-top:18px;padding-top:14px;border-top:1px solid #edf0f3;display:flex;justify-content:space-between;gap:15px;align-items:center}.frame-tools label{display:flex;align-items:center;gap:8px;font-size:12px}.frame-tools input{width:76px;font-size:13px;min-height:36px;height:36px;margin:0;padding:7px 8px;font-variant-numeric:tabular-nums}.frame-tools select{width:72px;margin:0;height:36px;min-height:36px;padding:5px;font-size:13px}.frame-tools span{white-space:nowrap}.media-meta{font-size:11px;line-height:1.65;color:#8b919c;margin-top:13px;margin-bottom:0}.inspector{border:1px solid #e1e5eb;border-radius:8px;overflow:hidden;background:#fff;min-width:0}.inspector-fields{padding:0;margin:0;border:0;min-width:0}.inspector-heading{padding:18px 20px 16px;border-bottom:1px solid #e7e9ef}.inspector-heading h2{margin-bottom:11px}.inspector-heading>label{margin-top:12px}.event-row{padding:16px 20px;display:flex;gap:12px;border-bottom:1px solid #eceef3;min-height:94px}.step-number{background:#f2f3f6;border:1px solid #e3e5eb;min-width:27px;height:28px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:14px;color:#343c49;font-variant-numeric:tabular-nums}.event-body{flex:1;min-width:0}.event-body>label{font-size:14px;color:#141a23;margin:2px 0 8px}.event-controls{display:flex;align-items:center;gap:7px;position:relative;flex-wrap:wrap}.event-controls button{font-size:12px;padding:9px 10px;min-height:39px}.event-time{flex:1;min-width:88px;justify-content:flex-start;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-variant-numeric:tabular-nums;letter-spacing:-.4px}.event-time:disabled{background:#fff;border-color:var(--border);color:#727a88}.event-controls .clear-event{position:absolute;top:-29px;right:-5px;min-height:27px;height:27px;width:27px;padding:4px;background:transparent;border:0}.event-body>small{display:block;margin-top:8px;font-size:11px;line-height:1.45}.metric-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));padding:23px 20px 20px;gap:0}.metric{border-right:1px solid #e7eaf0;padding:0 12px;min-width:0}.metric:first-child{padding-left:0}.metric:last-child{border:0;padding-right:0}.metric>span{font-size:12px;color:#626b7b;display:block;white-space:nowrap}.metric>strong{display:block;font-size:25px;font-weight:650;letter-spacing:-.7px;line-height:1.7;font-variant-numeric:tabular-nums}.metric>small{display:block;font-size:12px;color:#6b7381}.save-section{padding:7px 20px 20px}.save-section label{margin-bottom:15px}.save-section .full{font-size:14px;min-height:44px}.save-section .micro{font-size:12px}.save-section .text-button{margin-top:12px}.timing-section{padding:15px 20px;border-block:1px solid #eceef3;background:#fcfcfd}.timing-section select{font-size:12px}.timing-section button{margin-top:10px;font-size:12px;min-height:37px}.confirmed{background:#f8fafb;color:#536278;border-color:#d9dfe7}.confirmed svg{color:var(--accent)}.two-fields{display:grid;grid-template-columns:1fr 1.12fr;gap:10px;margin-top:13px}.two-fields input,.two-fields select{font-size:13px;padding:9px 8px}.checkbox{display:flex;gap:9px;align-items:center;font-size:12px;margin-top:14px}.checkbox input{width:16px;min-height:16px;height:16px;margin:0;accent-color:var(--accent)}.preset-row{display:flex;gap:7px;margin-top:12px}.preset-row button{flex:1;min-height:33px;padding:5px;font-size:12px}.preset-row [aria-pressed=true]{color:var(--accent);border-color:#f7a793;background:#fff8f5}.gate-options{margin-top:16px;font-size:12px}.gate-options summary{cursor:pointer;color:#4d5667}.gate-options label{margin-top:12px}.inspector-heading>button{font-size:12px;margin-top:10px}.setup-step{padding:17px 20px;display:flex;gap:12px;border-bottom:1px solid #eceef3}.setup-step>div{min-width:0;flex:1}.setup-step strong{font-size:13px;line-height:1.5;font-weight:550}.setup-step p{font-size:11px;line-height:1.55;color:#6d7584;margin:5px 0 10px}.setup-step button{font-size:12px;min-height:36px;padding:7px 9px}.setup-step .success-text{display:block;margin-top:6px;font-size:11px;color:#657482}.selected{color:var(--accent);border-color:var(--accent);background:#fff6f2}.tracking-actions{padding:17px 20px 0}.tracking-actions>button{font-size:13px}.tracking-actions .notice{margin-top:12px}.result-note{padding:0 20px 16px;font-size:12px}.result-note p{margin:4px 0 6px}.result-note small{font-size:11px}.split-row{display:flex;justify-content:space-between;padding:7px 0}.notice{display:flex;gap:9px;padding:12px 13px;background:#f5f7fa;border:1px solid #e5e9ef;border-radius:7px;font-size:12px;line-height:1.6;color:#586273}.notice>svg{flex-shrink:0;margin-top:2px}.notice.error{background:#fff5ef;border-color:#f2d5c8;color:#9d482e}.app-error{position:relative;margin-bottom:20px}.app-error .notice{padding-right:44px}.app-error>button{position:absolute;top:5px;right:5px;border:0;background:transparent}.progress-panel{display:flex;align-items:center;gap:15px;border:1px solid #f1d4ca;background:#fffbf9;padding:14px;border-radius:8px;margin-bottom:18px}.progress-panel>div{display:flex;flex-direction:column;gap:4px;flex-shrink:0}.progress-panel strong{font-size:13px}.progress-panel span{font-size:12px;color:#737b87}.progress-panel progress{width:100%;height:6px;accent-color:var(--accent)}.progress-panel button{min-height:34px;font-size:12px}.curve{margin:25px 0 0;padding:20px;border:1px solid #e5e8ed;border-radius:8px}.curve figcaption{font-size:13px;display:flex;justify-content:space-between}.curve figcaption span{color:#7f8897}.curve svg{width:100%;display:block}.chart-axis{fill:none;stroke:#d9dfe7}.chart-grid{stroke:#edf0f4;stroke-dasharray:5}.chart-line{stroke:var(--accent);stroke-width:2}.curve text{font-size:10px;fill:#78818f}footer{border-top:1px solid #eceef2;display:flex;justify-content:space-between;align-items:center;margin:12px 30px 0;padding:18px 0 20px;gap:14px;font-size:11px;color:#9299a5}footer>span:first-child{font-weight:700;color:#717a89}footer .text-button{font-size:11px;min-height:26px}.toast{position:fixed;bottom:max(24px,env(safe-area-inset-bottom));left:50%;transform:translate(-50%);display:flex;align-items:center;gap:10px;background:#252c35;color:#fff;box-shadow:0 8px 28px #0003;border-radius:8px;padding:14px 19px;font-size:13px;max-width:calc(100% - 32px);z-index:30}.toast svg{color:#ff947a;flex-shrink:0}.sessions-page>.page-heading h1{font-size:37px}.sessions-page>.page-heading p{font-size:16px}.session-filters{display:flex;align-items:center;justify-content:space-between;margin:30px 0 18px}.session-filters select{max-width:220px;font-size:13px}.session-filters .checkbox{margin:0}.session-list{border-top:1px solid #e6e9ef;margin-bottom:28px}.session-item{padding:24px 0;border-bottom:1px solid #e6e9ef;display:grid;grid-template-columns:1fr auto;gap:12px}.session-mode{font-size:10px;color:#a16e5d;letter-spacing:1.2px;font-weight:700}.session-item h2{font-size:19px;margin:7px 0 6px}.session-item p{font-size:12px;color:#7a8290;margin:0;overflow-wrap:anywhere}.session-value{font-size:22px;font-weight:600;font-variant-numeric:tabular-nums;align-self:center}.session-actions{grid-column:1/-1;display:flex;gap:8px;flex-wrap:wrap}.session-actions button{font-size:12px;min-height:36px}.session-actions details{position:relative}.session-actions summary{font-size:12px;min-height:36px;padding:9px 12px;cursor:pointer}.session-actions details[open]{background:#fff5ee;border-radius:6px}.session-actions details button{display:flex;width:100%;margin:5px 0}.empty-sessions{text-align:center;padding:85px 20px;color:#8c95a2;border-top:1px solid #eceef4;margin-bottom:25px}.empty-sessions h2{color:#373f4b;margin:18px 0 10px;font-size:22px}.empty-sessions p{font-size:14px;margin:0}.guide-page h1{font-size:38px}.guide-layout{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:40px}.guide-layout h2{font-size:19px;margin:26px 0 12px}.guide-layout h2:first-child{margin-top:0}.guide-layout h3{font-size:14px;margin:24px 0 9px}.guide-layout p{font-size:13px;color:#636d7c;line-height:1.8;margin-bottom:14px}.modal-backdrop{position:fixed;inset:0;background:#10151cd9;backdrop-filter:blur(5px);z-index:40;display:flex;align-items:center;justify-content:center;padding:20px}.camera-dialog{width:780px;max-width:100%;max-height:95dvh;background:#fff;border-radius:12px;overflow:auto}.camera-dialog header{display:flex;justify-content:space-between;align-items:center;padding:15px 22px}.camera-dialog h2{margin:0}.camera-dialog video{display:block;width:100%;max-height:52dvh;min-height:220px;background:#22272f;object-fit:contain}.camera-body{padding:20px 22px}.camera-body>p:first-child{font-size:14px;margin-bottom:5px}.camera-actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}.camera-body .notice{margin-top:15px}.fatal{max-width:680px;margin:12vh auto}.fatal h1{font-size:30px}.fatal button{margin-top:20px}@media(min-width:1500px){.app-shell{margin-top:45px}}@media(max-width:1250px){.app-shell{margin:20px}.app-header{padding-inline:26px}main{padding:30px 26px}.workspace{grid-template-columns:minmax(0,1fr) 310px}h1{font-size:38px}}@media(max-width:850px){.app-shell{margin:0;border:0;border-radius:0;min-height:100dvh;box-shadow:none}.app-header{height:66px;padding:0 22px;justify-content:space-between;gap:15px}.app-header nav{gap:19px}.app-header nav button{font-size:13px}.brand span{font-size:24px}main{padding:27px 22px}.workspace{grid-template-columns:minmax(0,1fr);gap:24px}.inspector{max-width:none}.video-stage{max-height:530px}.event-row{min-height:94px}.event-body>small{font-size:12px}.inspector-heading{padding:20px}.metric-row{padding:22px 20px}.metric strong{font-size:30px}.guide-layout{grid-template-columns:1fr;gap:16px}.mode-tabs{max-width:none}.save-section{padding-top:12px}.page-heading p{font-size:18px}.progress-panel{flex-wrap:wrap}.progress-panel progress{flex:1;min-width:80px}.progress-panel>div{flex-basis:100%}.session-value{font-size:19px}.sessions-page>.page-heading{align-items:flex-start}.sessions-page>.page-heading h1{font-size:30px}.sessions-page>.page-heading p{font-size:14px}.sessions-page>.page-heading>button{font-size:12px;max-width:130px}.guide-page h1{font-size:34px}}@media(max-width:480px){.app-header{padding:env(safe-area-inset-top) 15px 0;height:calc(60px + env(safe-area-inset-top));gap:10px}.brand{gap:7px}.brand span{font-size:21px;letter-spacing:-.6px}.brand svg{width:25px;height:28px}.app-header nav{gap:13px}.app-header nav button{font-size:12px;padding-inline:0}.app-header nav button.active:after{bottom:8px}.app-header nav button:first-child{display:none}.mobile-icon{display:inline-flex}.app-header nav button{gap:4px}main{padding:21px 15px 22px}h1{font-size:27px;letter-spacing:-.9px;line-height:1.14;white-space:normal;margin-bottom:8px}.page-heading{margin-bottom:18px}.page-heading p{font-size:13px;line-height:1.5}.mode-tabs{margin-bottom:12px}.mode-tabs button{font-size:12px;min-height:38px}.video-stage{aspect-ratio:1.28;min-height:245px}.video-empty{padding:22px 10px}.video-empty>svg{width:43px;height:43px;margin-bottom:13px}.video-empty h2{font-size:18px;margin-bottom:7px}.video-empty p{font-size:11px;margin-bottom:18px}.video-empty button{width:175px;font-size:13px;min-height:40px}.transport{padding:8px 0 0}.time-row{font-size:11px}.transport-buttons{gap:7px;justify-content:space-between;margin-top:9px}.transport-buttons button{padding:10px 8px;min-height:43px;font-size:11px;flex:1}.transport-buttons button svg{width:17px}.transport-buttons .play-button{flex:0 0 45px}.frame-tools{margin-top:14px}.frame-tools label{font-size:11px;gap:6px}.frame-tools input{width:64px}.frame-tools select{width:62px}.media-meta{font-size:10px}.workspace{gap:18px}.inspector-heading h2{font-size:20px}.event-row{padding:17px 18px}.event-body>label{font-size:14px}.event-controls button{font-size:12px}.event-time{min-width:100px}.metric strong{font-size:27px}.metric>span{font-size:12px}.micro{font-size:11px}footer{margin:8px 15px 0;padding:15px 0 calc(20px + env(safe-area-inset-bottom));flex-wrap:wrap;gap:6px;font-size:10px}footer .text-button{font-size:10px}footer>span:nth-child(2){order:3;flex-basis:100%}.session-item{grid-template-columns:1fr}.session-value{font-size:23px;justify-self:start}.session-filters{gap:12px}.session-filters select{max-width:175px}.session-filters label{font-size:11px}.session-item h2{font-size:20px}.sessions-page>.page-heading{display:block}.sessions-page>.page-heading>button{margin-top:18px;max-width:none}.sessions-page>.page-heading h1,.guide-page h1{font-size:28px}.lead{font-size:16px}.guide-layout{margin-top:26px}.modal-backdrop{padding:10px}.camera-body{padding:15px}.camera-dialog header{padding:12px 15px}.camera-actions button{font-size:12px}.toast{font-size:12px;padding:12px 14px;min-width:250px}.file-strip,.file-strip .text-button{font-size:11px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}